@misc{indiciaea4c1b1b91a06,
  title = {Hydrocortisone (cortisol) concentration and penetration gradient.},
  author = {G Kranz and H Schaefer and A Zesch},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/71836/},
  note = {Source identifier: 71836}
}